flex菜单同步选择单选“综合应用”

private var currentFun:String="yq";//默认初始值，“雨情信息”//监听事件protected function basewidget1_creationCompleteHandler(event:FlexEvent):void{//Alert.show("综合应用");AppEvent.addListener(AppEvent.SEND_MSG_TO_FUNCTIONSELECTWIDGET_HIDE,handler);//菜单同步ExternalInterface.addCallback("callRadioApp",this.doRadioHandler);//AppEvent.addListener(AppEvent.SEND_MSG_TO_FUNCTIONWIDGET_QXXX,refFun);}//选中相应的radioprivate function doRadioHandler(funName:String):void{//Alert.show(funName);if(currentFun==funName){return;}switch(funName){case "yq":yq.selected=true;break;case "sq":sq.selected=true;break;case "db":db.selected=true;break;case "sp":sp.selected=true;break;case "zk":zk.selected=true;break;case "sz":sz.selected=true;break;case "ll":ll.selected=true;break;}}